Mineral Evolution Database
Created and maintained by the Mineral Evolution Project in partnership with RRUFF and mindat.
Mineral locality data provided by mindat.org



The Mineral Evolution database is currently under development.

The goal of this page is to present localities at which the mineral is found, and estimates of the oldest possible geologic age of the minerals at these localities.


Locality Name:
Branford, New Haven Co., Connecticut, USA

Oldest recorded age at locality: 681
Youngest recorded age at locality: 525

mindat Locality ID: 47232
mindat URL: http://www.mindat.org/loc-47232.html

Tectonic Settings:

Total number of sublocalities beneath "Branford, New Haven Co., Connecticut, USA": 7
Total number of bottom-level sublocalities: 5

Number of Child Localities: 4
Child Localities:
Hoadley Point Quarries
Norcross Quarry (Norcross Granite Gneiss Rock Quarries; Stony Creek Quarry; Castellucci Quarry)
Stony Creek
Stony Creek Red Granite Company Quarry

Latitude: 41°16'18"N
Longitude: 72°44'49"W
Decimal Degree (lat, lon): 41.271666666667,-72.746944444444
AThis mineral is Anthropogenic.
GThis mineral is directly dated.
BThis mineral is reported as having this age.
YThis mineral is using an age reported as an element mineralization period.
OThis mineral is using an age calculated from all data at the locality.
RThe age displayed for this mineral originates from a different, non-child locality.
PThe age displayed for this mineral is the range of ages for this mineral at all of this locality's children.
This mineral's age has not yet been recorded.

This Mineral list contains entries from this locality, including sub-localities. Minerals in bold are reported by mindat.org as occurring directly at this locality, and do not occur at any children (sublocalities) of this locality.

Elements at this locality, including sub-localities: Al C Ca F Fe H K Li Na O P S Si Zr 

Elements from minerals reported directly at this locality: Al Ca H Na O Si 

Structural Groups for minerals in this locality: 
ApatiteCalciteClayClinozoisiteEpidoteFeldsparFluoriteMicaNonePectolite
PrehnitePyritePyroxeneQuartzSpinelStilbiteZircon

17 IMA Minerals at location:
Albite  (*)Calcite  (*)Epidote  (*)Fluorapatite  (*)Fluorite  (*)
Magnetite  (*)Microcline  (*)Muscovite  (*)Orthoclase  (*)Pectolite  (*)
Prehnite  (*)Pyrite  (*)Quartz  (*)Spodumene  (*)Stilbite-Ca  (*)
Zircon  (*)Zoisite  (*)
Mineral nameStructural GroupsIMA FormulaMax Age (Ma)Min Age (Ma)# of Sublocalities containing mineralLOCALITY IDs, not mindat ids# of localities containing mineral
Albite  (*)FeldsparNa(AlSi3O8)2199181,1991828803
Calcite  (*)CalciteCa(CO3)119918227770
Epidote  (*)Epidote ClinozoisiteCa2(Al2Fe3+)[Si2O7][SiO4]O(OH)11991828173
Fluorapatite  (*)ApatiteCa5(PO4)3F2199182,1991842740
Fluorite  (*)FluoriteCaF211991849617
Magnetite  (*)SpinelFe2+Fe3+2O4119918214899
Microcline  (*)FeldsparK(AlSi3O8)11991824924
Muscovite  (*)Mica ClayKAl2(Si3Al)O10(OH)22199181,19918217380
Orthoclase  (*)FeldsparK(AlSi3O8)11991822349
Pectolite  (*)PectoliteNaCa2Si3O8(OH)6815250363
Prehnite  (*)PrehniteCa2Al(Si3Al)O10(OH)268152501898
Pyrite  (*)PyriteFeS22199182,19918439462
Quartz  (*)QuartzSiO23199181,199182,19918461156
Spodumene  (*)PyroxeneLiAlSi2O61199184688
Stilbite-Ca  (*)StilbiteNaCa4(Si27Al9)O72·28H2O6815250268
Zircon  (*)ZirconZr(SiO4)11991825251
Zoisite  (*)EpidoteCa2Al3[Si2O7][SiO4]O(OH)11991821025


1 Ages assigned to this locality:

Excel IDMax Age (Ma)Min Age (Ma)Age as listed in referenceDating MethodAge InterpretPrioritized?Sample SourceSample NumRun NumAge from other LocalityDated MineralMinerals explicitely stated as having this ageAge applies to these ElementsMinDat Locality IDDated Locality (Max Age)Location as listed in referenceReferenceReference DOIReference IDAge Notes
USGS-Rb-Sr-01105681525603±78Rb-Sr whole rock     298334Stony Creek Red Granite Company Quarry, Branford, New Haven Co., Connecticut, USA USGS-Rb-Sr USGS-Rb-Sr 

All locality data graciously provided by mindat.org

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